Pneumatic Warning Indicator Overview AMOT Model 4229/4429 Pneumatic Indicator offers an inexpensive, highly effective means of displaying the status of pneumatic components in a system. Typical applications l Quick and reliable visual indication of pneumatic system status 4429B1 Stainless Steel Pneumatic Warning Indicator l High contrast display l 180° Visibility l Panel Mounted l Seven Color Combinations Available l Pressure Actuated, Spring Return l Inherently Explosion-proof l Aluminum or Stainless Steel Body l ¼” Pipe Connection

Pneumatic Warning Indicator - 4229 and 4429 Operation AMOT Model 4229/4429 Pneumatic Indicator is used as an accessory to provide a quick and reliable, visual indication of the status of a pneumatic system. The unit shows a black or red display in the non-pressurized condition and is designed to be panel mounted. The large 5/8” diameter “Pressure On” display is visible when pressure is applied. The high contrast between the flat black or red “At Rest” condition and the “Pressure On” display is abrupt and unmistakable. The pins which comprise the display are visible for 180° around the unit and...

Pneumatic Warning Indicator - 4229 and 4429 Service Parts Ref no. Yellow indicator White indicator Green indicator Black guide Seal ring, Buna N/ Nitrile Seal ring, Viton Panel gasket, Buna N/ Nitrile Retaining ring O-ring, Buna N/ Nitrile O-ring, Viton Specification Body, bezel and nut Black gulfproofed aluminum Indicator Polypropylene Piston Seal ring Optional Viton Operating pressure Operating temperature Shipping weight

Pneumatic Warning Indicator - 4229 and 4429 How to order Use the tables below to select the unique specification of your 4229/4429 Indicator. Example Model, Thread and Material Indicator Color Seal Material Special Requirements 4229B1 C 2 -AA Comments Port Thread Material 4229B1 NPT Aluminum (Gulfproofed) 4429B1 NPT Stainless Steel Pressurized Unpressurized A Yellow Black B White Black C Green Black D Red Black E Yellow Red F White Red G Green Red Seal Material 1 Buna N/(Nitrile) 2 Viton Special Requirements -AA

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